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单词 autunite
释义

autuniten.

Brit. /ˈɔːtənʌɪt/, U.S. /ˈɑtnˌaɪt/, /ˈɔtnˌaɪt/
Origin: From a proper name, combined with an English element. Etymons: proper name Autun , -ite suffix1.
Etymology: < Autun, the name of a town in the department of Saône-et-Loire, in the Burgundy region of France, near which the mineral was originally found + -ite suffix1.Apparently coined by H. J. Brooke and W. H. Miller: see quot. 1852.
Mineralogy.
A mineral containing uranium, typically found as yellow or greenish-yellow tabular crystals.Autunite is a hydrated calcium uranyl phosphate, Ca(UO2)2(PO4)2·10–12 H2O. Crystal system: orthorhombic.
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the world > the earth > minerals > types of mineral > phosphates > [noun] > uranium phosphates
uranite1793
autunite1852
torbernite1852
phosphuranylite1879
parsonsite1923
renardite1929
saléeite1934
sabugalite1951
ningyoite1959
1852 H. J. Brooke & W. H. Miller Phillips's Elem. Introd. Mineral. (new ed.) 519 Autunite..found in crystals, massive, and investing other minerals, in granite at St. Symphorien near Autun.
1922 T. M. Lowry Inorg. Chem. xlv. 904 Autunite, or calcium uranyl phosphate,..is not so good a source [of uranium] as carnotite or pitchblende.
1957 Financial Times Ann. Rev. Brit. Industry 39/3 Others [sc. secondary ore minerals] from which smaller amounts of uranium have been produced, are..the phosphates autunite and torbernite.
2015 K. Lennon Awesome Rocks v. 74 Autunite contains the element uranium, which is naturally radioactive.
This entry has been updated (OED Third Edition, September 2017; most recently modified version published online March 2022).
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n.1852
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